Clarias fuscus

Basic information
Scientific name	Clarias fuscus	(No picture)
Common names	Whitespotted clarias, Hong Kong catfish
Higher taxon	Clariidae, Siluriformes, Actinopterygii
Natural range	S continental China, Hainan Island, Vietnam, and Laos.
Habitat	Usually lentic water, sometimes slow streams, with abundant aquatic grasses.

Invasion information
Range in Japan	Okinawajima and Ishigakijima Islands, Ryukyu Archipelago.
Origin	Taiwan
Date	Imported in 1960s to Ishigakijima Is. In Okinawajima, the first record was in 1985.
Route	Deliberate: For aquaculture (Ishigakijima Is.) and for pet animal (Okinawajima Is.)
Impact	Unknown impact.
Regulation in Japan	No action for prevention, mitigation, control, or eradication.
Introduced range in other countries	Hawaii (from China)

Reference	Notes
Froese & Pauly (eds) (2009) FishBase (Accessed on 2010-12-09) http://www.fishbase.org/search.cfm Kawanabe et al. (eds) (2002) Freshwater Fishes of Japan, 3rd ed.. Yama-kei Publishers, Tokyo (in Jpn) Matsuzawa & Senou (2008) Alien fishes of Japan. Bun-ichi Sogo Shuppan, Tokyo (in Jpn)